Merge WebKit 51201: Do not assert when a high number is used for roman numera...

WebCore/rendering/RenderListMarker.cpp

Index: WebCore/rendering/RenderListMarker.cpp
===================================================================
--- WebCore/rendering/RenderListMarker.cpp	(revision 33098)
+++ WebCore/rendering/RenderListMarker.cpp	(working copy)
@@ -48,7 +48,9 @@
     if (number < 1 || number > 3999)
         return String::number(number);
 
-    const int lettersSize = 12; // big enough for three each of I, X, C, and M
+    // Big enough to store largest roman number less than 3999 which
+    // is 3888 (MMMDCCCLXXXVIII)
+    const int lettersSize = 15;
     UChar letters[lettersSize];
 
     int length = 0;